PK0-005 Tools and Documentation Practice Question
A project manager wants to identify the most significant causes of delays in a software development project. Which quality tool should she use to prioritize the causes based on the Pareto principle?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Pareto chart
The Pareto chart is based on the 80/20 rule, helping prioritize the most impactful issues.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
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Scatter diagram
Why it's wrong here
A scatter diagram shows correlation between two variables, not prioritization.
- ✓
Pareto chart
Why this is correct
Correct. A Pareto chart uses the 80/20 rule to prioritize causes.
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Control chart
Why it's wrong here
A control chart monitors process variation over time.
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Fishbone diagram
Why it's wrong here
A fishbone diagram identifies potential causes but does not prioritize them.
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Written by Johnson Ajibi, MSc IT Security
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